STMPE2401TBR STMicroelectronics, STMPE2401TBR Datasheet - Page 18

• Manufacturer Part Number: STMPE2401TBR
• Description: IC I/O EXPANDER I2C 24B 36TFBGA
• Manufacturer: STMicroelectronics

Specifications of STMPE2401TBR

• Interface: I²C
• Number Of I /o: 24
• Interrupt Output: Yes
• Frequency - Clock: 400kHz
• Voltage - Supply: 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-TFBGA
• Includes: Keypad, POR, PWM
• For Use With: 497-6426 - BOARD EVAL BASED ON STMPE2401
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6133-2

System controller
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System controller
The system controller is the heart of the STMPE2401. It contains the registers for power
control, and the registers for chip identification.
The system registers are:
Table 15. System controller
Identification register
Table 16. CHIP_ID
Table 17. VERSION_ID
Read/Write(IIC)
Read/Write(IIC)
Reset Value
Reset Value
Address
Bit
Bit
0x00
0x01
0x80
0x81
0x82
0x02
R
R
7
0
7
0
8-bit LSB of Chip ID
8-bit Version ID
R
R
6
0
6
0
R
R
5
0
5
0
Reserved (Reads 0x00)
Reserved (Reads 0x00)
Reserved (Reads 0x00)
Register_Name
VERSION_ID
R
R
4
0
4
0
SYSCON
CHIP_ID
R
R
3
0
3
0
R
R
2
0
2
0
STMPE2401
R
R
1
0
1
0
R
R
0
1
0
1